Most up-to-date and high performance module for data transmission to print heads through PCI-e data bus at a speed of 1 Gbit (4 Gbit by special order). The system is easily multiplied: up to 8 PCI-e boards can be installed in one PC, to support 384 data lines and control up to 96 high-performance print heads. Several synchronized PCs can be used within one printing system.